National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Prolonged dangerous winter storm conditions in the high country of western Montana and north-central Idaho later this week with localized damaging winds

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Hazardous Weather Conditions

Current conditions at

ST. IGNATIUS (SIGM)

Lat: 47.31333°NLon: 114.09806°WElev: 2990.0ft.

NA

37°F

3°C

Humidity 55%
Wind Speed SSE 8 MPH
Barometer NA
Dewpoint 22°F (-6°C)
Visibility NA
Wind Chill31°F (-1°C)
Last update 11 Mar 11:00 AM MDT
Extended Forecast for

5 Miles N St. Ignatius MT

High Wind Warning March 12, 12:00am until March 12, 06:00pm
Click here for hazard details and duration
High Wind Warning

  • This Afternoon

    This Afternoon: A slight chance of snow before 1pm, then rain and snow. High near 45. South wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 45 °F

    Rain/Snow

  • Tonight

    Tonight: Rain. Low around 36. Breezy, with a south southeast wind 10 to 15 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 100%.

    Low: 36 °F

    Rain and
    Breezy

  • Thursday

    Thursday: Rain and snow, becoming all snow after 10am. High near 45. Windy, with a west wind 26 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 45 °F

    Windy.
    Rain/Snow
    then Snow

  • Thursday Night

    Thursday Night: Snow. Low around 31. Southwest wind 6 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Snow

  • Friday

    Friday: Snow. High near 41. West wind 5 to 7 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 41 °F

    Snow

  • Friday Night

    Friday Night: Snow before 9pm, then rain and snow. Low around 32. Chance of precipitation is 80%. Little or no snow accumulation expected.

    Low: 32 °F

    Rain/Snow

  • Saturday

    Saturday: Rain and snow, becoming all snow after 9am. Some thunder is also possible. High near 42. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Rain/Snow
    then Snow
    Showers

  • Saturday Night

    Saturday Night: A chance of snow before midnight. Mostly cloudy, with a low around 21.

    Low: 21 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: A chance of snow after noon. Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy
    then Chance
    Snow

Detailed Forecast

This Afternoon
A slight chance of snow before 1pm, then rain and snow. High near 45. South wind around 11 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Rain. Low around 36. Breezy, with a south southeast wind 10 to 15 mph increasing to 21 to 26 mph after midnight. Winds could gust as high as 44 mph. Chance of precipitation is 100%.
Thursday
Rain and snow, becoming all snow after 10am. High near 45. Windy, with a west wind 26 to 30 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday Night
Snow. Low around 31. Southwest wind 6 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday
Snow. High near 41. West wind 5 to 7 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow before 9pm, then rain and snow. Low around 32. Chance of precipitation is 80%. Little or no snow accumulation expected.
Saturday
Rain and snow, becoming all snow after 9am. Some thunder is also possible. High near 42. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of snow before midnight. Mostly cloudy, with a low around 21.
Sunday
A chance of snow after noon. Mostly cloudy, with a high near 42.
Sunday Night
A chance of snow before midnight, then rain and snow likely. Cloudy, with a low around 29.
Monday
Rain and snow likely. Cloudy, with a high near 52.
Monday Night
A chance of rain. Mostly cloudy, with a low around 39.
Tuesday
A chance of rain. Mostly cloudy, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N St. Ignatius MT
 47.39°N 114.1°W (Elev. 2799 ft)
Last Update:
10:11 am MDT Mar 11, 2026
Forecast Valid:
12pm MDT Mar 11, 2026-6pm MDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation